Which of the following musical instruments of Assam is usually made of bamboo?

The correct answer is option 4. Key Points Toka is a traditional percussion instrument of Assam, usually made of bamboo. It is commonly used in Bihu music and dance, producing a rhythmic clapping sound. This instrument reflects the agrarian culture of Assam, where bamboo is widely available. Other instruments: Doba → A type of large drum. Mridanga → A clay or wooden double-headed drum. Dotara → A stringed instrument, usually made of wood.